Funding for this research was provided by:
Shanghai Planning Office of Philosophy and Social Science (2017BGL001)
Article History
Received: 20 September 2020
Accepted: 4 February 2021
First Online: 23 February 2021
Compliance with Ethical Standards
:
: The authors have no conflicts of interest to declare that are relevant to the content of this article.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.